/* ===========================
   リセット & ベーススタイル
   =========================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* カラーパレット */
    --primary-color: #1a73e8;
    --primary-dark: #0d47a1;
    --secondary-color: #ff6b35;
    --accent-color: #00d4ff;
    --dark-bg: #0a0e27;
    --dark-bg-secondary: #151934;
    --text-light: #ffffff;
    --text-gray: #a0aec0;
    --text-dark: #1a202c;
    --border-color: rgba(255, 255, 255, 0.1);
    
    /* フォント */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-heading: 'Montserrat', 'Noto Sans JP', sans-serif;
    
    /* スペーシング */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 4rem;
    --spacing-xl: 6rem;
    
    /* トランジション */
    --transition-base: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    line-height: 1.7;
    color: var(--text-dark);
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-base);
}

/* ===========================
   ヘッダー & ナビゲーション
   =========================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 14, 39, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.nav {
    padding: 1rem 0;
}

.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h1 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-light);
    letter-spacing: 1px;
}

.tagline {
    font-size: 0.75rem;
    color: var(--text-gray);
    margin-top: 0.25rem;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
    align-items: center;
}

.nav-menu a {
    color: var(--text-light);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
}

.nav-menu a:not(.cta-button):hover {
    color: var(--accent-color);
}

.nav-menu a:not(.cta-button)::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-color);
    transition: width 0.3s ease;
}

.nav-menu a:not(.cta-button):hover::after {
    width: 100%;
}

.cta-button {
    background: var(--primary-color);
    padding: 0.6rem 1.5rem;
    border-radius: 50px;
    font-weight: 600;
}

.cta-button:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(26, 115, 232, 0.4);
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-light);
    border-radius: 3px;
    transition: var(--transition-base);
}

/* ===========================
   ヒーローセクション
   =========================== */
.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--dark-bg) 0%, var(--dark-bg-secondary) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 20% 50%, rgba(26, 115, 232, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><defs><pattern id="grid" width="40" height="40" patternUnits="userSpaceOnUse"><path d="M 40 0 L 0 0 0 40" fill="none" stroke="rgba(255,255,255,0.03)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    background-size: cover;
    opacity: 0.5;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at center, transparent 0%, rgba(10, 14, 39, 0.8) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-light);
    animation: fadeInUp 1s ease;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, #ffffff 0%, var(--accent-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
}

.scroll-indicator {
    position: absolute;
    bottom: 3rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: var(--text-gray);
    font-size: 0.85rem;
    letter-spacing: 2px;
    animation: bounce 2s infinite;
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--accent-color), transparent);
}

/* ===========================
   ボタンスタイル
   =========================== */
.btn {
    display: inline-block;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-base);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--text-light);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(26, 115, 232, 0.4);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    border: 2px solid var(--text-light);
}

.btn-secondary:hover {
    background: var(--text-light);
    color: var(--dark-bg);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-outline:hover {
    background: var(--primary-color);
    color: var(--text-light);
}

.btn-full {
    width: 100%;
}

/* ===========================
   セクション共通スタイル
   =========================== */
section {
    padding: var(--spacing-xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

.section-label {
    display: inline-block;
    color: var(--primary-color);
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 3px;
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.section-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
}

/* ===========================
   サービスセクション
   =========================== */
.service-section {
    background: #f8fafc;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
    transition: var(--transition-base);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 35px;
    height: 35px;
    color: white;
}

.service-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-card p {
    color: #64748b;
    line-height: 1.8;
}

/* ===========================
   対応事例セクション
   =========================== */
.cases-section {
    background: white;
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.case-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition-base);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.case-image {
    height: 250px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.case-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

/* 各事例の背景画像（プレースホルダー + 画像） */
.case-image.sauna {
    background: 
        linear-gradient(135deg, rgba(102, 126, 234, 0.7) 0%, rgba(118, 75, 162, 0.7) 100%),
        url('https://images.unsplash.com/photo-1540555700478-4be289fbecef?w=800&q=80') center/cover;
}

.case-image.hotel {
    background: 
        linear-gradient(135deg, rgba(240, 147, 251, 0.7) 0%, rgba(245, 87, 108, 0.7) 100%),
        url('https://images.unsplash.com/photo-1566073771259-6a8506099945?w=800&q=80') center/cover;
}

.case-image.wedding {
    background: 
        linear-gradient(135deg, rgba(252, 203, 144, 0.7) 0%, rgba(213, 126, 235, 0.7) 100%),
        url('https://images.unsplash.com/photo-1519167758481-83f29da8c2b0?w=800&q=80') center/cover;
}

.case-image.factory {
    background: 
        linear-gradient(135deg, rgba(79, 172, 254, 0.7) 0%, rgba(0, 242, 254, 0.7) 100%),
        url('https://images.unsplash.com/photo-1581091226825-a6a2a5aee158?w=800&q=80') center/cover;
}

.case-image.office {
    background: 
        linear-gradient(135deg, rgba(67, 233, 123, 0.7) 0%, rgba(56, 249, 215, 0.7) 100%),
        url('https://images.unsplash.com/photo-1497366216548-37526070297c?w=800&q=80') center/cover;
}

.case-image.other {
    background: 
        linear-gradient(135deg, rgba(250, 112, 154, 0.7) 0%, rgba(254, 225, 64, 0.7) 100%),
        url('https://images.unsplash.com/photo-1441986300917-64674bd600d8?w=800&q=80') center/cover;
}

.case-content {
    padding: 2rem;
}

.case-content h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.case-content p {
    color: #64748b;
    line-height: 1.7;
}

/* ===========================
   ポートフォリオセクション
   =========================== */
.portfolio-section {
    background: var(--dark-bg);
    color: var(--text-light);
}

.portfolio-section .section-title {
    color: var(--text-light);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

/* ポートフォリオ4列グリッド */
.portfolio-grid-4 {
    grid-template-columns: repeat(2, 1fr);
}

@media (max-width: 1024px) {
    .portfolio-grid-4 {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .portfolio-grid-4 {
        grid-template-columns: 1fr;
    }
}

.portfolio-item {
    background: var(--dark-bg-secondary);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
    overflow: hidden;
}

.video-wrapper iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.portfolio-info {
    padding: 2rem;
}

.portfolio-info h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.portfolio-info p {
    color: var(--text-gray);
}

.portfolio-note {
    text-align: center;
    margin-top: 2rem;
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* ===========================
   料金プランセクション
   =========================== */
.pricing-section {
    background: #f8fafc;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 2.5rem;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
    transition: var(--transition-base);
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.pricing-card.featured {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    transform: scale(1.05);
}

.pricing-card.featured .pricing-header h3,
.pricing-card.featured .pricing-price,
.pricing-card.featured .pricing-subtitle {
    color: white;
}

.pricing-card.featured .pricing-features li {
    color: rgba(255, 255, 255, 0.9);
}

.popular-badge {
    position: absolute;
    top: -15px;
    right: 30px;
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.85rem;
}

.pricing-header {
    text-align: center;
    margin-bottom: 2rem;
    padding-bottom: 2rem;
    border-bottom: 2px solid rgba(0, 0, 0, 0.05);
}

.pricing-card.featured .pricing-header {
    border-bottom-color: rgba(255, 255, 255, 0.2);
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.pricing-price {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    margin: 1.5rem 0;
    flex-wrap: wrap;
}

.currency {
    font-size: 1.5rem;
    margin-top: 0.5rem;
}

.amount {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1;
}

.price-note {
    font-size: 0.9rem;
    color: var(--text-gray);
    margin-left: 0.5rem;
    margin-top: 1.5rem;
}

.pricing-subtitle {
    color: var(--text-gray);
    font-size: 0.95rem;
}

.pricing-features {
    list-style: none;
    margin-bottom: 2rem;
}

.pricing-features li {
    padding: 0.75rem 0;
    color: #64748b;
    position: relative;
    padding-left: 1.5rem;
}

.pricing-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

.pricing-card.featured .pricing-features li::before {
    color: white;
}

.pricing-benefits {
    margin-top: 4rem;
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
}

.pricing-benefits h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.pricing-benefits ul {
    list-style: none;
}

.pricing-benefits li {
    padding: 0.75rem 0;
    color: #64748b;
    font-size: 1.05rem;
}

/* ===========================
   追加サービスセクション
   =========================== */
.additional-services {
    margin-top: 3rem;
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
}

.additional-services h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text-dark);
}

.service-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-extra-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 15px;
    border: 2px solid #e2e8f0;
    transition: var(--transition-base);
    text-align: center;
}

.service-extra-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border-color: var(--primary-color);
}

.service-extra-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary-color), #ff8c61);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.service-extra-icon svg {
    width: 30px;
    height: 30px;
    color: white;
}

.service-extra-card h4 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.service-extra-card p:last-child {
    color: #64748b;
    line-height: 1.7;
}

/* ===========================
   資格・保険セクション
   =========================== */
.credentials-section {
    background: white;
}

.credentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.credential-card {
    background: #f8fafc;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
}

.credential-icon {
    width: 80px;
    height: 80px;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.credential-icon.license {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
}

.credential-icon.insurance {
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
}

.credential-icon svg {
    width: 40px;
    height: 40px;
    color: white;
}

.credential-card h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.credential-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.credential-description {
    color: #64748b;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.credential-features {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.credential-features li {
    background: white;
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-size: 0.9rem;
    color: var(--text-dark);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.credentials-assurance {
    margin-top: 3rem;
    text-align: center;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    padding: 2rem;
    border-radius: 15px;
}

.credentials-assurance p {
    font-size: 1.1rem;
    line-height: 1.8;
}

/* ===========================
   対応エリアセクション
   =========================== */
.area-coverage {
    margin-top: 4rem;
    background: white;
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 5px 30px rgba(0, 0, 0, 0.08);
}

.area-coverage h3 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 2rem;
    text-align: center;
    color: var(--text-dark);
}

.area-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.area-card {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 15px;
    border: 2px solid #e2e8f0;
    transition: var(--transition-base);
}

.area-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.area-card h4 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.area-highlight {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.area-card p:last-child {
    color: #64748b;
    line-height: 1.8;
    margin-top: 0.5rem;
}

/* ===========================
   お問い合わせセクション
   =========================== */
.contact-section {
    background: var(--dark-bg);
    color: var(--text-light);
}

.contact-section .section-title {
    color: var(--text-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    margin-top: 3rem;
}

.contact-info h3 {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.contact-location {
    color: var(--text-gray);
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.contact-methods {
    margin: 3rem 0;
}

.contact-method {
    margin-bottom: 2.5rem;
}

.contact-method h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: var(--accent-color);
}

.contact-phone,
.contact-email {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.contact-hours,
.contact-response {
    color: var(--text-gray);
    font-size: 0.95rem;
}

/* メールリンクのスタイル */
.email-link {
    color: var(--accent-color);
    font-weight: 600;
    text-decoration: underline;
    transition: var(--transition-base);
}

.email-link:hover {
    color: var(--primary-color);
}

.contact-flow {
    background: var(--dark-bg-secondary);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 2rem;
}

.contact-flow h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--accent-color);
}

.contact-flow ol {
    padding-left: 1.5rem;
    color: var(--text-gray);
    line-height: 2;
}

.contact-flow li {
    margin-bottom: 0.5rem;
}

/* フォームスタイル */
.contact-form-wrapper {
    background: var(--dark-bg-secondary);
    padding: 3rem;
    border-radius: 20px;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-light);
}

.required {
    color: var(--secondary-color);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 1rem;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-light);
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-base);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    background: rgba(255, 255, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* ===========================
   フッター
   =========================== */
.footer {
    background: #000;
    color: var(--text-light);
    padding: 3rem 0 1.5rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 800;
    margin-bottom: 1rem;
}

.footer-brand p {
    color: var(--text-gray);
    line-height: 1.8;
}

.footer-location {
    margin-top: 0.5rem;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
}

.footer-column h4 {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--accent-color);
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: 0.75rem;
}

.footer-column a {
    color: var(--text-gray);
    transition: var(--transition-base);
}

.footer-column a:hover {
    color: var(--accent-color);
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: var(--text-gray);
    font-size: 0.9rem;
}

/* ===========================
   アニメーション
   =========================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(10px);
    }
}

/* ===========================
   実績バッジセクション
   =========================== */
.achievements-section {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 3rem 0;
    position: relative;
    overflow: hidden;
}

.achievements-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120"><path d="M0,0V46.29c47.79,22.2,103.59,32.17,158,28,70.36-5.37,136.33-33.31,206.8-37.5C438.64,32.43,512.34,53.67,583,72.05c69.27,18,138.3,24.88,209.4,13.08,36.15-6,69.85-17.84,104.45-29.34C989.49,25,1113-14.29,1200,52.47V0Z" opacity=".1" fill="%23ffffff"/></svg>') center/cover;
    opacity: 0.1;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    position: relative;
    z-index: 1;
}

.achievement-card {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    border: 2px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-base);
}

.achievement-card:hover {
    transform: translateY(-5px);
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.achievement-card.highlight {
    background: rgba(255, 255, 255, 0.95);
    border: 2px solid rgba(255, 255, 255, 1);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.achievement-card.highlight:hover {
    background: rgba(255, 255, 255, 1);
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.achievement-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.achievement-card.highlight .achievement-icon {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
}

.achievement-icon svg {
    width: 30px;
    height: 30px;
    color: white;
}

.achievement-card.highlight .achievement-icon svg {
    color: white;
}

.achievement-content {
    flex: 1;
}

.achievement-number {
    font-size: 2rem;
    font-weight: 800;
    font-family: var(--font-heading);
    color: white;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.achievement-card.highlight .achievement-number {
    color: var(--primary-color);
    font-size: 2.5rem;
}

.achievement-label {
    font-size: 0.95rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 0.5px;
}

.achievement-card.highlight .achievement-label {
    color: var(--text-dark);
}

/* ===========================
   レスポンシブデザイン
   =========================== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .achievements-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .achievement-card {
        justify-content: center;
        text-align: center;
        flex-direction: column;
    }
}

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: rgba(10, 14, 39, 0.98);
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem;
        transition: left 0.3s ease;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }
    
    .service-grid,
    .cases-grid,
    .portfolio-grid,
    .pricing-grid {
        grid-template-columns: 1fr;
    }
    
    .credentials-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 2rem 1.5rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    section {
        padding: var(--spacing-lg) 0;
    }
}

/* note記事埋め込みセクション */
.note-article-section {
    padding: var(--spacing-xl) 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
}

.note-embed-wrapper {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.note-embed-wrapper:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.note-embed {
    border-radius: 15px;
    overflow: hidden;
}

@media (max-width: 768px) {
    .note-embed-wrapper {
        padding: 1rem;
    }
    
    .note-embed {
        height: 350px !important;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.5rem;
    }
    
    .logo h1 {
        font-size: 1.4rem;
    }
    
    .note-embed-wrapper {
        padding: 0.5rem;
    }
    
    .note-embed {
        height: 300px !important;
    }
    
    .btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .pricing-card.featured {
        transform: scale(1);
    }
}